Answer:
Dendrochronologists study tree rings to learn about past climates. Trees in temperate areas form one growth ring per year. Scientists can look at the rings and identify climate conditions during each year of the tree’s life. Scientists found long droughts in both the twelfth and thirteenth centuries. This is the same period when the Anasazi were leaving Chaco Canyon. Under normal conditions it was hard to support their villages in the harsh environment of northern New Mexico. When years of drought occurred, the densely populated Anasazi pueblos could no longer raise enough food. Other forces could have pushed the Anasazi away from Chaco as well.
Explanation:
Answer
American Indian Tribes in and around Washington have invested in the state and their own community through; Tribal governments and their enterprises
Explanation
Washington State has 29 federally recognized Indian tribes. The tribes have tribal governments improve the lives of both Indians and non-Indians through collection of revenue from gaming and other tribal enterprises. The tribal gaming money enters the Washington economy to generate money in tax revenues for local and state government. In addition to that, the money is used to create jobs and business opportunities for all people of Washington. It aids in paying for housing, health care, public security, transport and environmental resource programs.
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i beleave your answer is b the articles of confederation were to weak for the government to do anything to protect the people
